Novel interlock metal roofing anchor clamps
Technical Field
The utility model relates to the technical field of roofing systems, in particular to a novel occlusion metal roofing clamp.
Background
Steel structure metal roofs are increasingly used by people, and the metal roofs are various in shape and novel in appearance, and meanwhile have some defects, and as public buildings with large spans and large spaces are more and more, the metal roofs are mostly used.
In the prior art, the connection of two metal roof boards usually adopts a vertical overlock mode, the curled edges of two adjacent roof boards are buckled in a clamp, but the engagement part of the clamp is positioned at the plate-shaped rib height, and the forced position is positioned at the rib height, so that the wind-tearing resistance of the clamp is weaker.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a novel occlusion metal roof clamp.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel interlock metal roofing anchor clamps, includes the panel, the panel bottom is fixed with the purlin, panel one end is equipped with first turn-up, the panel other end is equipped with the second turn-up, and first turn-up and second turn-up interlock mutually, first turn-up side is equipped with first anchor clamps, second turn-up side is equipped with the second anchor clamps, second anchor clamps top and first anchor clamps top interlock mutually, and first anchor clamps pass through bolted connection with the second anchor clamps, first anchor clamps all are equipped with the top foot with the second anchor clamps bottom, second turn-up bottom is equipped with the snakelike spare, snakelike spare surface engagement has the snakelike fastener, be equipped with the briquetting between snakelike fastener bottom and the first turn-up top, and the briquetting top is equipped with the concave surface, the concave surface passes through screw connection with the purlin.
Preferably, a first corner is arranged in the middle of the surface of the first clamp, a second corner is arranged in the middle of the surface of the second clamp, the bottom of the first corner is meshed with the top of the second corner, a first hook is arranged at the bottom of the second corner, and the top of the first hook is meshed with the meshing position of the first curled edge and the second curled edge. When the existing clamp clamps the curled edge of the plate, gaps left at the upper end and the lower end are larger, so that the curled edge is easy to shake.
Preferably, a second hook angle is arranged on the side face of the top leg at the bottom end of the second clamp, and the second hook angle is meshed with the bottom of the serpentine piece. The binding tightness of the top leg and the plate is low, and the binding tightness of the top leg and the curled edge is not high.
Preferably, a supporting surface is arranged at the top of the first clamp, and a T-shaped groove is formed in the middle of the supporting surface. When the photovoltaic panel is installed at the top of the existing first clamp, the stability of the connecting part is not high, and the wind uncovering resistance is weak.
Preferably, the joint of the concave surface and the screw is filled with an anti-corrosion block. The existing connection of the screw and the snake-shaped fastener is under the action of wind force, so that loosening and abrasion are easy to occur.
Preferably, both sides of the pressing block are set to be slope-shaped, when both sides of the pressing block are right-angle sides, the wind uncovering resistance is weak, and the utility model adopts the slope-shaped pressing block, so that the contact area of the slope shape and wind is large and the contact time is long, thereby further increasing the weakening of the wind.
Advantageous effects
1. In the prior art, the connection of two metal roof plates usually adopts an upright serging mode, the curled edges of two adjacent roof plates are buckled in a clamp, but the engagement position of the clamp is positioned on a plate-shaped rib, the forced position is positioned on the rib, so that the wind-tearing resistance of the clamp is weak, the stability of the whole roof system is low, and aiming at the problems, two top feet are newly added at the bottom end of the clamp, so that the forced position of the clamp is extended to the plate surface from the rib height, the stress condition of a single clamp is more perfect than that of the traditional clamp, the snake-shaped fastener is meshed with a snake-shaped piece through a pressing block, and the snake-shaped fastener is fixedly connected with a purline, so that the wind-tearing resistance deformation resistance of the fastener is improved, and the wind-tearing resistance of the whole roof system is improved.
2. When the existing roof occluding clamp clamps the plate curled edges, gaps left at the upper end and the lower end are larger, so that the curled edges are easy to shake.
3. When the photovoltaic panel is installed on the top of the existing roof occlusion clamp, the stability of the joint is not high, and the wind uncovering resistance is weak.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a T-shaped slot according to the present utility model;
fig. 3 is a schematic perspective view of the hemming of the present utility model.
Legend description:
1. a sheet material; 2. a second clamp; 3. a support surface; 4. a T-shaped groove; 5. a bolt; 6. a first corner; 7. a second corner; 8. a first crimp; 9. a first hook angle; 10. a second crimp; 11. a serpentine; 12. a second hook angle; 13. serpentine fasteners; 14. a top foot; 15. a first clamp; 16. purlin; 17. briquetting; 18. and (5) a screw.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.
Specific embodiments of the present utility model are described below with reference to the accompanying drawings.
Specific example 1:
referring to fig. 1-3, a novel occlusion metal roof clamp comprises a plate 1, wherein purlines 16 are fixed at the bottom of the plate 1, a first curled edge 8 is arranged at one end of the plate 1, a second curled edge 10 is arranged at the other end of the plate 1, the first curled edge 8 is occluded with the second curled edge 10, a first clamp 15 is arranged on the side face of the first curled edge 8, a supporting face 3 is arranged at the top of the first clamp 15, and a T-shaped groove 4 is formed in the middle of the supporting face 3. When the photovoltaic panel is installed at the top of the existing first clamp 15, the stability of the connecting part is not high, and the wind uncovering resistance is weak. The middle of the surface of the first clamp 15 is provided with a first corner 6, the middle of the surface of the second clamp 2 is provided with a second corner 7, the bottom of the first corner 6 is meshed with the top of the second corner 7, the bottom of the second corner 7 is provided with a first hook 9, and the top of the first hook 9 is meshed with the meshed position of the first curled edge 8 and the second curled edge 10. When the existing clamp clamps the curled edge of the plate, gaps left at the upper end and the lower end are larger, so that the curled edge is easy to shake.
The side of the second curled edge 10 is provided with a second clamp 2, the side of a top leg 14 at the bottom end of the second clamp 2 is provided with a second hook angle 12, and the second hook angle 12 is meshed with the bottom of the serpentine piece 11. The fitting tightness of the top feet 14 and the plate 1 is low, and the fitting tightness of the top feet and the curled edges is not high, so that the second hook angle 12 is adopted to engage the snaking piece 11, and the clamping force of the clamp on the curled edges is enhanced. The top of the second clamp 2 is meshed with the top of the first clamp 15, the first clamp 15 is connected with the second clamp 2 through bolts 5, the bottoms of the first clamp 15 and the second clamp 2 are respectively provided with a top leg 14, the bottom of the second curled edge 10 is provided with a snakelike part 11, the surface of the snakelike part 11 is meshed with a snakelike fastener 13, a pressing block 17 is arranged between the bottom of the snakelike fastener 13 and the top of the first curled edge 8, two sides of the pressing block 17 are respectively provided with a slope, when the two sides of the pressing block 17 are right-angle sides, the wind uncovering resistance is weaker, and the slope pressing block 17 is adopted. And the top of the pressing block 17 is provided with a concave surface, and the joint of the concave surface and the screw 18 is filled with an anti-corrosion block. The existing connection of the screw 18 and the serpentine fastener 13 is easy to loose and wear under the action of wind force, and the anti-corrosion block is adopted to buffer the connection of the screw 18 and the serpentine fastener 13, so that the shock absorption capacity of the connection is improved, and the loss is reduced. The concavities are connected to purlins 16 by screws 18.
In the prior art, the connection of two metal roof plates usually adopts an upright serging mode, the curled edges of two adjacent roof plates are buckled in a clamp, but the engagement position of the clamp is positioned on a plate-shaped rib, the wind-tearing resistance of the clamp is weak due to the fact that the stress position is positioned on the rib, and the stability of the whole roof system is low.
The working principle of the utility model is as follows: the method comprises the steps of meshing a first curled edge 8 at one end of a plate 1 with a second curled edge 10 at the other end of the plate 1, pasting a first clamp 15 with the first curled edge 8, pasting a second clamp 2 with the second curled edge 10, meshing the bottom of a first corner 6 with the top of a second corner 7, arranging a first hooked angle 9 at the bottom of the second corner 7, meshing the top of the first hooked angle 9 with the meshing position of the first curled edge 8 and the second curled edge 10, meshing the first corner 6 with the second corner 7 to form meshing cladding through the first hooked angle 9, meshing a snake-shaped fastener 13 with a purlin 16 through a snake-shaped fastener 13, fixedly connecting the snake-shaped fastener 13 with a screw 18 through a pressing block 17, filling an anti-corrosion block at the connecting part of the concave surface with the screw 18, meshing the second hooked angle 12 with the snake-shaped fastener 11 through a bolt 5, bolting the first clamp 15 with the second clamp 2, arranging the corresponding T-shaped groove 4 at the bottom of the photovoltaic plate, and firmly locking the T-shaped groove 4.
Specific example 2:
in order to verify the maximum tensile force born by deformation and pull-out of the fastener, a comparative experiment of deformation and pull-out of the fastener is carried out on the utility model:
table 1: deformation and pull-off experiment of the fastener:
fastener numbering
|
Maximum tension/KN for deformation and pull-out of fastener
|
ENV-2022-028-03-1
|
5.347
|
ENV-2022-028-03-2
|
5.314
|
ENV-2022-028-03-3
|
5.479
|
ENV-2022-031-01-1
|
4.179
|
ENV-2022-031-01-2
|
4.222
|
ENV-2022-031-01-3
|
3.960 |
Through experimental data comparison, the maximum tensile force born by the deformation pull-out of the fastener is 5.479KN, the maximum tensile force born by the deformation pull-out of the fastener in the prior art is 4.222KN, and the maximum tensile force born by the deformation pull-out of the fastener is obviously improved compared with the maximum tensile force born by the deformation pull-out of the fastener in the prior art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.